Base | Representation |
---|---|
bin | 1101010001001… |
… | …11110010010111 |
3 | 21202110020101112 |
4 | 12220213302113 |
5 | 211443441043 |
6 | 15013445235 |
7 | 2521064564 |
oct | 650476227 |
9 | 252406345 |
10 | 111312023 |
11 | 57918409 |
12 | 3134081b |
13 | 1a0a4604 |
14 | 10ad786b |
15 | 9b8b518 |
hex | 6a27c97 |
111312023 has 2 divisors, whose sum is σ = 111312024. Its totient is φ = 111312022.
The previous prime is 111311987. The next prime is 111312029. The reversal of 111312023 is 320213111.
It is a strong prime.
It is an emirp because it is prime and its reverse (320213111) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 111312023 - 210 = 111310999 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 111311989 and 111312007.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (111312029) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55656011 + 55656012.
It is an arithmetic number, because the mean of its divisors is an integer number (55656012).
Almost surely, 2111312023 is an apocalyptic number.
111312023 is a deficient number, since it is larger than the sum of its proper divisors (1).
111312023 is an equidigital number, since it uses as much as digits as its factorization.
111312023 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 111312023 is about 10550.4513173608. The cubic root of 111312023 is about 481.0394473780.
Adding to 111312023 its reverse (320213111), we get a palindrome (431525134).
The spelling of 111312023 in words is "one hundred eleven million, three hundred twelve thousand, twenty-three".
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